The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 28, 1982
Filed:
Jul. 25, 1980
Applicant:
Inventor:
Tomohisa Kuwako, Anjo, JP;
Assignee:
Kabushiki Kaisha Tokai Rika Denki Seisakusho, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 83 ; 310 90 ;
Abstract
An improved electrical rotary machine which includes a stator having either one of a permanent magnet or pole teeth, a rotor having the other of the permanent magnet or pole teeth, a ring coil wound around a coil bobbin, a yoke which forms a magnetic circuit surrounding the ring coil together with the pole teeth, a bearing for supporting a rotor shaft of the rotor, a reduction mechanism further including gears engaging a gear secured to the rotor shaft, and a case for the reduction mechanism. The yoke is formed as one unit with the case for integral construction of the coil bobbin, bearing and case.